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Finding the Fourth Proportional to 417,602.83, 576,291.91 and 226,616.22

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Solution

The fourth proportional to 417,602.83, 576,291.91 and 226,616.22 is: 312,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,602.83 : 576,291.91 = 226,616.22 : x
  2. Step 2: Convert to fraction form
    417,602.83/576,291.91 = 226,616.22/x
  3. Step 3: Cross multiply
    417,602.83x = 576,291.91 × 226,616.22
  4. Step 4: Simplify right side
    417,602.83x = 130,597,094,260.78
  5. Step 5: Solve for x
    x = 130,597,094,260.78/417,602.83
  6. Step 6: Final answer
    x = 312,730.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.